/* 登录按钮效果 */
.header .btn :hover{
    transition-duration: 0.5s,0.5s,0.5s;
}
.header .btn input:hover{
    width: 55px;
    height: 55px;
    border-radius: 30px;
    background-color: cornflowerblue;
    color: crimson;
}
   
   
   /* 导航栏及超链接效果 */
nav, nav a{
    transition-duration: 0.5s,0.5s,0.5s;
}
nav:hover{
    width: 98%;
}
nav a:hover{
    font-size: 20px;
}

nav a:link {
    color:#000000;

}
nav a:visited {
    color:#333333;
    
}
nav a:hover {
    text-decoration:underline;
    color:#ff00bf;

    }
nav a:active {
    color:#ff0062;
    text-decoration:underline;
}


@-webkit-keyframes bganimation{
    50%{background-position:100% 0}
}



    /* CSS轮播图 */
@-webkit-keyframes move{
    from{
         margin-left: 0px;
    }
    to{
         margin-left: -3200px;
    }
}

    /* 图标鼠标效果 */
footer a:nth-child(4) i:nth-child(1):hover>.qrcode_one{
    display: block;
}

footer a:nth-child(4) i:nth-child(2):hover>.qrcode_two{
    display: block;
}

footer a:nth-child(4) i:nth-child(3):hover>.call{
    display: block;
}